feat(useragent): initial connection impl

useragent/lib/providers/connection/bootstrap_token.dart

@@ -0,0 +1,22 @@
+
+
+import 'package:riverpod_annotation/riverpod_annotation.dart';
+
+part 'bootstrap_token.g.dart';
+
+@Riverpod(keepAlive: true)
+class BootstrapToken extends _$BootstrapToken {
+  String? build() {
+    return null;
+  }
+
+  void set(String token) {
+    state = token;
+  }
+
+  String? take() {
+    final token = state;
+    state = null;
+    return token;
+  }
+}

useragent/lib/providers/connection/bootstrap_token.g.dart

@@ -0,0 +1,62 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'bootstrap_token.dart';
+
+// **************************************************************************
+// RiverpodGenerator
+// **************************************************************************
+
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: type=lint, type=warning
+
+@ProviderFor(BootstrapToken)
+final bootstrapTokenProvider = BootstrapTokenProvider._();
+
+final class BootstrapTokenProvider
+    extends $NotifierProvider<BootstrapToken, String?> {
+  BootstrapTokenProvider._()
+    : super(
+        from: null,
+        argument: null,
+        retry: null,
+        name: r'bootstrapTokenProvider',
+        isAutoDispose: false,
+        dependencies: null,
+        $allTransitiveDependencies: null,
+      );
+
+  @override
+  String debugGetCreateSourceHash() => _$bootstrapTokenHash();
+
+  @$internal
+  @override
+  BootstrapToken create() => BootstrapToken();
+
+  /// {@macro riverpod.override_with_value}
+  Override overrideWithValue(String? value) {
+    return $ProviderOverride(
+      origin: this,
+      providerOverride: $SyncValueProvider<String?>(value),
+    );
+  }
+}
+
+String _$bootstrapTokenHash() => r'a59e679ab0561ed2ab4148660499891571d439db';
+
+abstract class _$BootstrapToken extends $Notifier<String?> {
+  String? build();
+  @$mustCallSuper
+  @override
+  void runBuild() {
+    final ref = this.ref as $Ref<String?, String?>;
+    final element =
+        ref.element
+            as $ClassProviderElement<
+              AnyNotifier<String?, String?>,
+              String?,
+              Object?,
+              Object?
+            >;
+    element.handleCreate(ref, build);
+  }
+}

useragent/lib/providers/connection/connection_manager.dart

@@ -0,0 +1,39 @@
+import 'package:arbiter/features/connection/connection.dart';
+import 'package:arbiter/providers/connection/bootstrap_token.dart';
+import 'package:arbiter/providers/key.dart';
+import 'package:arbiter/providers/server_info.dart';
+import 'package:mtcore/markettakers.dart';
+import 'package:riverpod_annotation/riverpod_annotation.dart';
+
+part 'connection_manager.g.dart';
+
+@Riverpod(keepAlive: true)
+class ConnectionManager extends _$ConnectionManager {
+  @override
+  Future<Connection?> build() async {
+    final serverInfo = await ref.watch(serverInfoProvider.future);
+    final key = await ref.watch(keyProvider.future);
+    final token = ref.watch(bootstrapTokenProvider);
+
+    if (serverInfo == null || key == null) {
+      return null;
+    }
+    final Connection connection;
+    try {
+       connection = await connectAndAuthorize(serverInfo, key, bootstrapToken: token);
+    } catch (e) {
+      talker.handle(e);
+      rethrow;
+    }
+    
+
+    ref.onDispose(() {
+      final connection = state.asData?.value;
+      if (connection != null) {
+        connection.close();
+      }
+    });
+
+    return connection;
+  }
+}

useragent/lib/providers/connection/connection_manager.g.dart

@@ -0,0 +1,54 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'connection_manager.dart';
+
+// **************************************************************************
+// RiverpodGenerator
+// **************************************************************************
+
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: type=lint, type=warning
+
+@ProviderFor(ConnectionManager)
+final connectionManagerProvider = ConnectionManagerProvider._();
+
+final class ConnectionManagerProvider
+    extends $AsyncNotifierProvider<ConnectionManager, Connection?> {
+  ConnectionManagerProvider._()
+    : super(
+        from: null,
+        argument: null,
+        retry: null,
+        name: r'connectionManagerProvider',
+        isAutoDispose: false,
+        dependencies: null,
+        $allTransitiveDependencies: null,
+      );
+
+  @override
+  String debugGetCreateSourceHash() => _$connectionManagerHash();
+
+  @$internal
+  @override
+  ConnectionManager create() => ConnectionManager();
+}
+
+String _$connectionManagerHash() => r'8923346dff75a9a06127c71a0a39ca65d9733d8c';
+
+abstract class _$ConnectionManager extends $AsyncNotifier<Connection?> {
+  FutureOr<Connection?> build();
+  @$mustCallSuper
+  @override
+  void runBuild() {
+    final ref = this.ref as $Ref<AsyncValue<Connection?>, Connection?>;
+    final element =
+        ref.element
+            as $ClassProviderElement<
+              AnyNotifier<AsyncValue<Connection?>, Connection?>,
+              AsyncValue<Connection?>,
+              Object?,
+              Object?
+            >;
+    element.handleCreate(ref, build);
+  }
+}

useragent/lib/providers/key.dart

@@ -1,7 +1,7 @@
 import 'package:mtcore/markettakers.dart';
 import 'package:riverpod_annotation/riverpod_annotation.dart';
-import 'package:arbiter/features/pk_manager.dart';
-import 'package:arbiter/features/simple_ed25519.dart';
+import 'package:arbiter/features/identity/pk_manager.dart';
+import 'package:arbiter/features/identity/simple_ed25519.dart';
 
 part 'key.g.dart';
 

useragent/lib/providers/server_info.dart

@@ -1,4 +1,4 @@
-import 'package:arbiter/features/server_info_storage.dart';
+import 'package:arbiter/features/connection/server_info_storage.dart';
 import 'package:cryptography/cryptography.dart';
 import 'package:riverpod_annotation/riverpod_annotation.dart';